<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>06_浮动布局</title>
</head>
<style>
    .fu {
        background-color: #ff0;
        overflow:hidden;
        width:800px;

    }
    .fu>div {
        width: 100px;
        height:100px;
    border:3px solid #000;
    }
    .z1 {
        background-color: #f00;
        float:right;
    }
    .z2 {
        background-color: #0f0;
        float:right;
    }
    .z3 {
        background-color: #00f;
        float:right;
    }
</style>
<body>
<div class="fu">
    <div class="z1"></div>
    <div class="z2"></div>
    <div class="z3"></div>

</div>
</body>
</html>